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Author Question: Which type of category is flexible and can change over time? a. ad hoc categories b. artifact ... (Read 71 times) |
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Green tea is able to stop the scent of garlic or onion from causing bad breath.
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The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
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Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.
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More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.
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Asthma cases in Americans are about 75% higher today than they were in 1980.